Kawneer North America is the leading manufacturer of architectural aluminum building products and systems for the commercial construction industry. Providing single-source responsibility, our comprehensive product portfolio includes entrances, framing systems, windows and curtain wall systems. Kawneer products are used on a myriad of high- mid- and low-rise buildings such as stadiums and sports facilities, office buildings, schools and universities, retail construction and healthcare.

To architects, building developers and owners, contractors, and the entire commercial glazing community, Oldcastle BuildingEnvelope is the leading supplier of products specified to close the building envelope. They include: custom-engineered curtain wall and window wall, architectural windows, storefront systems, doors, skylights and architectural glass.